United Nations
| Committee on the Peaceful Uses of Outer Space (COPUOS) | MoFA | Pavel Caban |
| MoT | Patrik Zapletal |
| Scientific and Technical Subcommittee (STSC COPUOS) | MoFA | Jiří Blažek |
| MoT | Patrik Zapletal |
| Legal Subcommittee (LSC COPUOS) | MoFA | Veronika Benešová |
| MoT | Michal Reinöhl |
Horizont EUROPE
| Horizon Europe – cluster 4 | MIT | Daniel Všetečka |
| MoT | Ondřej Šváb |
| MEYS – Alternate | Ondřej Mirovský |
Int. organisation
| IMSO | MoT | TBC |
| INTERSPUTNIK | MIT | by agenda |
| ITSO | MIT | by agenda |
| EUTELSAT | MIT | by agenda |
UNIDROIT
Committee of governmental experts on Space
Assets Protocol to the Cape Town Convention | MoJ | Pavla Belloňová |
| MEYS | TBC |
| MoT – expert | TBC |
| | |
European Science Foundation
| European Space Science Commitee | CAS | Petr Hadrava |
EUMETSAT
| COUNCIL | MoE/CHMI | Mark Rieder |
| MoE/CHMI | Libor Černikovský |
| MoE/CHMI | Martin Setvák |
| MoE | TBC |
| Policy Advisory Committee | MoE/CHMI | Pavla Skřivánková |
| Administrative and Finance Group | MoE | TBC |
| MoE/CHMI | Karel Vančura |
| Data Policy Group | MoE/CHMI | Ondřej Nedělčev |
| MoE/CHMI | TBC |
| Scientific and Technical Group (STG) | MoE/CHMI | Martin Setvák |
| MoE/CHMI | Jindřich Šťástka |
| STG operations working group (OPS) | MoE/CHMI | Jindřich Šťástka |
| MoE/CHMI | Martin Setvák |
| STG science working group | MoE/CHMI | Jindřich Šťástka |
| MoE/CHMI | Martin Setvák |
| Working group on Convection | MoE/CHMI | Martin Setvák |
GEO
| Plenary Committee | MoE/CHMI | Radim Tolasz |
| MoE/CENIA | TBC |
| The Architecture and Data Committee | MoE/CHMI | Luboš Moravčík |
ESO
| Rada | CAS | Jan Palouš |
| Finanční výbor | | |
| Vědeckotechnický výbor | | |
Last update on 25th JUL 2023.